28144420 (number)

28144420 is an even 8-digits composite number following 28144419 and preceding 28144421. In scientific notation, it is written as 2.8144420 × 10^7. The sum of its digits is 25. It has a total of 5 prime factors and 24 positive divisors. There are 10782720 positive integers (up to 28144420) that are relatively prime to 28144420.

Interesting facts

Basic properties

Name

Name twenty-eight million one hundred forty-four thousand four hundred twenty

Notation

Scientific notation 2.8144420 × 10^7
Engineering notation 2.8144420 × 10^6

Prime Factorization of 28144420

Prime Factorization 2 × 2 × 365 × 37 × 521

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14072210
Product of the distinct prime numbers

The prime factorization of 28144420 is 2 × 2 × 365 × 37 × 521. Since it has a total of 5 prime factors.

Most popular turbo-numbers

2, 9, 60, 29, 308, 610, 3070, 756, 23270, 18474, 319472, 20130, 722762, 8829365, 49479832, 67051654, 190473609, 699211926, 6467931929, 5620725907

Basic calculations (n = 28144420)

Multiplication

n×y
n×2 56288840
n×3 84433260
n×4 112577680
n×5 140722100

Division

n÷y
n÷2 14072210
n÷3 9381473.3333333
n÷3 7036105
n÷5 5628884

Exponentiation

ny
n2 792108377136400
n3 2.2293430851645E+22
n4 6.2743568112966E+29
n5 1.7658813332699E+37

Nth Root

y√n
2√n 5305.1314781068
3√n 304.18007855625
4√n 72.836333502633
5√n 30.894307196879

Divisors of 28144420

1, 2, 4, 37, 74, 148, 365, 521, 730, 1042, 1460, 2084, 13505, 19277, 27010, 38554, 54020, 77108, 190165, 380330, 760660, 7036105, 14072210, 28144420

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28144419
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n))
G Geometric Mean 1
Returns the nth root of the product of n divisors
H Harmonic Mean 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28144420 can be divided by 24 positive divisors. The sum of these divisors (counting 28144420) is 1, the average is 0.041666666666667.

Base conversion 28144420

Base System Value
2 Binary 1101011010111001100100100
3 Ternary 1221221212212221
4 Quaternary 1223113030210
5 Quinary 24201110140
6 Senary 2443122124
8 Octal 153271444
10 Decimal 28144420
12 Duodecimal 9513344
16 Hexadecimal 1ad7324
20 Vigesimal 8fi110
36 Base36 gr8dg

Cryptographic Hash Functions

md5 78ebda9e061a2d84e1724240311047a7
sha1 a0be97528028c19cc1d2b7b6326bf9ad4d3f5845
sha256 5ddd6f533827bfa3c0a67759c72586a12fd7a08d126c8994fa3285716a6a9774
sha512 7fd0a552ef3c010b30e7a02baf353e8b9abb90b15e0804102d26ba7e78ca6ff3a9708ef25fc71a43347582d2c48deedc933daa9680e0183122e8d5e0822eb8de
ripemd-160 94dfffa562288fbbfe5093548d21e57c8d30e364

28144420 as geometric shapes

Circle

Radius = n
Diameter 56288840
Circumference 176836606.22309
Area 2.4884818584586E+15

Sphere

Radius = n
Volume 9.3382504782454E+22
Surface area 9.9539274338346E+15
Circumference 176836606.22309

Square

Length = n
Perimeter 112577680
Area 792108377136400
Diagonal 39802220.469125

Cube

Length = n
Surface area 4752650262818400
Volume 2.2293430851645E+22
Space diagonal 48747565.389558

Equilateral Triangle

Length = n
Perimeter 84433260
Area 3.4299298857529E+14
Altitude 24373782.694779

Triangular Pyramid

Length = n
Surface area 3.4299298857529E+14
Volume 2.627306021852E+21
Height 13267406.823042